Briefcase



FIG. 1 is a perspective view of a briefcase showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a perspective view of the briefcase showing the interior pocket; and,

FIG. 9 is a front elevational view thereof with the front flap opened.

The straps are shown fragmentarily in FIGs. 4, 5, and 6, for ease of illustration. 

The ornamental design for a briefcase, as shown and described. 